Home / 3,027.18-4,539.27-1,778.07

Finding the Fourth Proportional to 3,027.18, 4,539.27 and 1,778.07

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Solution

The fourth proportional to 3,027.18, 4,539.27 and 1,778.07 is: 2,666.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.18 : 4,539.27 = 1,778.07 : x
  2. Step 2: Convert to fraction form
    3,027.18/4,539.27 = 1,778.07/x
  3. Step 3: Cross multiply
    3,027.18x = 4,539.27 × 1,778.07
  4. Step 4: Simplify right side
    3,027.18x = 8,071,139.81
  5. Step 5: Solve for x
    x = 8,071,139.81/3,027.18
  6. Step 6: Final answer
    x = 2,666.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.